Home / 972,716.64-1,459,019.88-262,691.16

Finding the Fourth Proportional to 972,716.64, 1,459,019.88 and 262,691.16

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Solution

The fourth proportional to 972,716.64, 1,459,019.88 and 262,691.16 is: 394,021.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,716.64 : 1,459,019.88 = 262,691.16 : x
  2. Step 2: Convert to fraction form
    972,716.64/1,459,019.88 = 262,691.16/x
  3. Step 3: Cross multiply
    972,716.64x = 1,459,019.88 × 262,691.16
  4. Step 4: Simplify right side
    972,716.64x = 383,271,624,740.26
  5. Step 5: Solve for x
    x = 383,271,624,740.26/972,716.64
  6. Step 6: Final answer
    x = 394,021.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.